Hello
since two days I get the message that I don't have a valid license, but I don't understand why.

In the serverlog everything looks normal:
Code:
2019-03-15 14:58:33.628640|INFO |ServerLibPriv | |TeamSpeak 3 Server 3.6.1 (2019-01-30 07:34:52)
2019-03-15 14:58:33.628640|INFO |ServerLibPriv | |SystemInformation: Windows Server 2016 (14393) x64 (AMD or Intel) Binary: 64bit
2019-03-15 14:58:33.628640|INFO |ServerLibPriv | |Using hardware aes
2019-03-15 14:58:33.709715|INFO |DatabaseQuery | |dbPlugin name: SQLite3 plugin, Version 3, (c)TeamSpeak Systems GmbH
2019-03-15 14:58:33.709715|INFO |DatabaseQuery | |dbPlugin version: 3.11.1
2019-03-15 14:58:33.710716|INFO |DatabaseQuery | |checking database integrity (may take a while)
2019-03-15 14:58:33.856855|INFO | | |myTeamSpeak identifier revocation list was downloaded successfully - all related features are activated
2019-03-15 14:58:33.857854|INFO |Accounting | |Licensing Information
2019-03-15 14:58:33.857854|INFO |Accounting | |type : Non-Profit License
2019-03-15 14:58:33.857854|INFO |Accounting | |starting date : Fri Mar 1 00:00:00 2019
2019-03-15 14:58:33.857854|INFO |Accounting | |ending date : Wed Oct 2 00:00:00 2019
2019-03-15 14:58:33.857854|INFO |Accounting | |max virtualservers: 10
2019-03-15 14:58:33.858858|INFO |Accounting | |max slots : 512
2019-03-15 14:58:35.666589|INFO | | |Puzzle precompute time: 1740
2019-03-15 14:58:35.670593|INFO |FileManager | |listening on x.x.x.x:30033, [::]:30033
2019-03-15 14:58:35.848774|INFO |Query | |listening for query on x.x.x.x:10011, [::]:10011
2019-03-15 14:58:35.849774|INFO |Query | |listening for query ssh on x.x.x.x:10022, [::]:10022
2019-03-15 14:58:35.859764|INFO |CIDRManager | |updated query_ip_whitelist ips: x.x.x.x/32, ::1/x, x.x.x.x/32,
2019-03-16 14:58:33.642393|INFO | | |myTeamSpeak identifier revocation list was downloaded successfully - all related features are activated